25905968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:226

約数の個数: 80

約数和(自身を含む): 59043840

約数和(自身を除く): 33137872

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 61, 76, 88, 122, 127, 152, 176, 209, 244, 254, 304, 418, 488, 508, 671, 836, 976, 1016, 1159, 1342, 1397, 1672, 2032, 2318, 2413, 2684, 2794, 3344, 4636, 4826, 5368, 5588, 7747, 9272, 9652, 10736, 11176, 12749, 15494, 18544, 19304, 22352, 25498, 26543, 30988, 38608, 50996, 53086, 61976, 85217, 101992, 106172, 123952, 147193, 170434, 203984, 212344, 294386, 340868, 424688, 588772, 681736, 1177544, 1363472, 1619123, 2355088, 3238246, 6476492, 12952984, 25905968]

約数ペア:

[(1, 25905968), (2, 12952984), (4, 6476492), (8, 3238246), (11, 2355088), (16, 1619123), (19, 1363472), (22, 1177544), (38, 681736), (44, 588772), (61, 424688), (76, 340868), (88, 294386), (122, 212344), (127, 203984), (152, 170434), (176, 147193), (209, 123952), (244, 106172), (254, 101992), (304, 85217), (418, 61976), (488, 53086), (508, 50996), (671, 38608), (836, 30988), (976, 26543), (1016, 25498), (1159, 22352), (1342, 19304), (1397, 18544), (1672, 15494), (2032, 12749), (2318, 11176), (2413, 10736), (2684, 9652), (2794, 9272), (3344, 7747), (4636, 5588), (4826, 5368)]